Roof Ballast Depth

Generally loose laid ballasted roofing systems are not recommended or at least discouraged for three reasons.

Roof ballast depth.

Flat roofing is not actually flat. 2 the membranes tend to pull at their perimeter ties raising and stretching the. It has a very low slope between 1 4 to 1 2 inch per foot so that it drains water. To learn more about selecting a commercial roofer in cleveland ohio simply fill out the form on this page and a member of our team will be in touch.

Adds a lot of weight to the roof system typically 10 15 pounds per square feet. The gravel in a ballasted roof helps absorb heat preventing the sun from heating the roof materials below and making the roof more energy efficient. Or you may call us at 440 946 2233. 1 a leak is very difficult to locate because the water runs freely in numerous directions and for longer distances under the loose laid membrane.

But such a low slope holds snow and water much longer than a steeply pitched roof and therefore needs a very different material to stay watertight. Ballast stone fractures and gets sharper over time which can puncture the. Drawbacks of a ballasted roof system. Magazine and roofing southwest although single ply roofs inherently have sun protective qualities ballast provides an extra layer of protection from uv rays.

Though not as common as they used to be ballasted roof systems still prove to be a viable solution for today s commercial roof needs. Extremely difficult to find a leak in this system since the membrane is well hidden.